Charlize Theron vs. Julia Roberts as Evil Queens -- Who Wins?

Everyone's been buzzing about the two upcoming 'Snow White' flicks on the horizon, 'Snow White and the Huntsman' and 'Mirror, Mirror,' excitedly debating details like who will make the best heroine (Kristen Stewart or Lily Collins!) or the most dashing Prince Charming (Armie Hammer or Chris Hemsworth!) My favorite discussions, though, revolve around who will make the most deliciously evil queen: Julia Roberts or Charlize Theron.